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- ARM PL061 GPIO controller
- Required properties:
- - compatible : "arm,pl061", "arm,primecell"
- - #gpio-cells : Should be two. The first cell is the pin number and the
- second cell is used to specify optional parameters:
- - bit 0 specifies polarity (0 for normal, 1 for inverted)
- - gpio-controller : Marks the device node as a GPIO controller.
- - interrupts : Interrupt mapping for GPIO IRQ.
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